Home / 102,621.80-141,650.34-60,197.48

Finding the Fourth Proportional to 102,621.80, 141,650.34 and 60,197.48

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Solution

The fourth proportional to 102,621.80, 141,650.34 and 60,197.48 is: 83,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,621.80 : 141,650.34 = 60,197.48 : x
  2. Step 2: Convert to fraction form
    102,621.80/141,650.34 = 60,197.48/x
  3. Step 3: Cross multiply
    102,621.80x = 141,650.34 × 60,197.48
  4. Step 4: Simplify right side
    102,621.80x = 8,526,993,509.14
  5. Step 5: Solve for x
    x = 8,526,993,509.14/102,621.80
  6. Step 6: Final answer
    x = 83,091.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.